<template>
  <div class="mod-config">
    <el-row :gutter="20">
      <el-col :span="8">
        <div class="grid-content bg-purple">
          <!-- <el-tree
            :data="data"
            :props="defaultProps"
            @node-click="handleNodeClick"
          ></el-tree> -->
          <!-- <el-switch
            v-model="draggable"
            active-text="开启拖拽"
            inactive-text="关闭拖拽"
          ></el-switch> -->
          <!-- <el-button v-if="draggable" @click="batchSave">批量保存</el-button>
          <el-button type="danger" @click="batchDelete">批量删除</el-button> -->
          <el-button
            v-if="isAuth('sys:dormarea:save')"
            type="primary"
            @click="addDormArea()"
            >新增宿舍区</el-button
          >
          <el-tree
            style="margin-top: 30px"
            :data="menus"
            :props="defaultProps"
            :expand-on-click-node="false"
            show-checkbox
            node-key="id"
            :default-expanded-keys="expandedKey"
            :draggable="draggable"
            :allow-drop="allowDrop"
            @node-drop="handleDrop"
            ref="menuTree"
          >
            <span class="custom-tree-node" slot-scope="{ node, data }">
              <span @click="getInfo(data)">{{ node.label }}</span>
              <span>
                <el-button
                  v-if="node.level <= 2"
                  type="text"
                  size="mini"
                  @click="() => append(data)"
                  >Append</el-button
                >
                <el-button type="text" size="mini" @click="edit(data)"
                  >edit</el-button
                >
                <el-button
                  v-if="node.childNodes.length == 0"
                  type="text"
                  size="mini"
                  @click="() => remove(node, data)"
                  >Delete</el-button
                >
              </span>
            </span>
          </el-tree>
          <el-dialog
            :title="title"
            :visible.sync="dialogVisible"
            width="30%"
            :close-on-click-modal="false"
          >
            <el-form :model="category">
              <el-form-item label="分类名称">
                <el-input v-model="category.name" autocomplete="off"></el-input>
              </el-form-item>
              <el-form-item
                v-if="
                  (this.dialogType == 'add' &&
                    category.level != 1 &&
                    category.level != 0) ||
                  (this.dialogType == 'edit' && category.level == 2)
                "
                label="总人数"
              >
                <el-input
                  v-model="category.count"
                  autocomplete="off"
                ></el-input>
              </el-form-item>
              <el-form-item
                v-if="
                  (this.dialogType == 'add' &&
                    category.level != 1 &&
                    category.level != 0) ||
                  (this.dialogType == 'edit' && category.level == 2)
                "
                label="年级"
              >
                <!-- <el-input
                  v-model="category.grade"
                  autocomplete="off"
                ></el-input> -->
                <el-select v-model="dataForm.grade" placeholder="请选择年级">
                  <el-option
                    v-for="item in options"
                    :key="item.value"
                    :label="item.label"
                    :value="item.value"
                  >
                  </el-option>
                </el-select>
              </el-form-item>
              <el-form-item
                v-if="
                  (this.dialogType == 'add' && category.level != 0) ||
                  (this.dialogType == 'edit' &&
                    (category.level == 2 || category.level == 1))
                "
                label="性别"
              >
                <!-- <el-input v-model="category.sex" autocomplete="off"></el-input> -->
                <el-select v-model="category.sex" placeholder="请选择性别">
                  <el-option
                    v-for="item in options01"
                    :key="item.value"
                    :label="item.label"
                    :value="item.value"
                  >
                  </el-option>
                </el-select>
              </el-form-item>
            </el-form>
            <span slot="footer" class="dialog-footer">
              <el-button @click="dialogVisible = false">取 消</el-button>
              <el-button type="primary" @click="submitData">确 定</el-button>
            </span>
          </el-dialog>
        </div>
      </el-col>
      <el-col :span="16"
        ><div class="grid-content bg-purple">
          <el-form
            :inline="true"
            :model="dataForm"
            @keyup.enter.native="getDataList()"
          >
            <el-form-item style="display: block; margin: auto;text-align:center;">
              <h2>
                详情
              </h2>
            </el-form-item>
            <!-- <el-form-item>
              <el-input
                v-model="dataForm.key"
                placeholder="请输入关键字搜索"
                clearable
              ></el-input>
            </el-form-item> -->
            <!-- <el-form-item>
              <el-button @click="getDataList()">查询</el-button> -->
            <!-- <el-button
                v-if="isAuth('sys:dormarea:save')"
                type="primary"
                @click="addOrUpdateHandle()"
                >新增</el-button
              > -->
            <!-- <el-button
                v-if="isAuth('sys:dormarea:delete')"
                type="danger"
                @click="deleteHandle()"
                :disabled="dataListSelections.length <= 0"
                >批量删除</el-button
              > -->
            <!-- </el-form-item> -->
          </el-form>

          <el-table
            :data="dataList"
            border
            v-loading="dataListLoading"
            @selection-change="selectionChangeHandle"
            style="width: 100%"
          >
            <el-table-column
              type="selection"
              header-align="center"
              align="center"
              width="50"
            >
            </el-table-column>
            <el-table-column
              prop="name"
              header-align="center"
              align="center"
              label="name"
            >
            </el-table-column>
            <el-table-column
              v-if="flag == 2 || flag == 1"
              prop="firstLevel"
              header-align="center"
              align="center"
              label="所属宿舍区"
            >
            </el-table-column>

            <el-table-column
              v-if="flag == 2"
              prop="secondLevel"
              header-align="center"
              align="center"
              label="所属宿舍楼"
            >
            </el-table-column>
            <el-table-column
              v-if="flag == 2"
              prop="count"
              header-align="center"
              align="center"
              label="宿舍人数"
            >
            </el-table-column>
            <el-table-column
              v-if="flag == 1 || flag == 2"
              prop="sex"
              header-align="center"
              align="center"
              label="性别"
            >
              <template slot-scope="scope">
                {{ scope.row.sex == 0 ? "男" : "女" }}
              </template>
            </el-table-column>
            <el-table-column
              v-if="flag == 2"
              prop="grade"
              header-align="center"
              align="center"
              label="年级"
            >
              <template slot-scope="scope">
                {{
                  scope.row.grade == 0
                    ? "大一"
                    : scope.row.sex == 1
                    ? "大二"
                    : scope.row.sex == 2
                    ? "大三"
                    : "大四"
                }}
              </template>
            </el-table-column>
            <el-table-column
              prop="createTime"
              header-align="center"
              align="center"
              label="创建时间"
            >
            </el-table-column>
            <el-table-column
              fixed="right"
              header-align="center"
              align="center"
              width="150"
              label="操作"
            >
              <template slot-scope="scope">
                <el-button
                  v-if="scope.row.level == 2"
                  type="text"
                  size="small"
                  @click="getDetailHandle(scope.row.id)"
                  >详情</el-button
                >
                <!-- <el-button
                  type="text"
                  size="small"
                  @click="addOrUpdateHandle(scope.row.id)"
                  >修改</el-button
                > -->
                <!-- <el-button
                  type="text"
                  size="small"
                  @click="deleteHandle(scope.row.id)"
                  >删除</el-button
                > -->
              </template>
            </el-table-column>
          </el-table>

          <el-pagination
            @size-change="sizeChangeHandle"
            @current-change="currentChangeHandle"
            :current-page="pageIndex"
            :page-sizes="[10, 20, 50, 100]"
            :page-size="pageSize"
            :total="totalPage"
            layout="total, sizes, prev, pager, next, jumper"
          >
          </el-pagination></div
      ></el-col>
    </el-row>

    <!-- 弹窗, 新增 / 修改 -->
    <add-or-update
      v-if="addOrUpdateVisible"
      ref="addOrUpdate"
      @refreshDataList="getDataList"
    ></add-or-update>
  </div>
</template>

<script>
import AddOrUpdate from "./area-add-or-update";
export default {
  data() {
    return {
      options01: [
        {
          value: 0,
          label: "男",
        },
        {
          value: 1,
          label: "女",
        },
      ],
      options: [
        {
          value: 0,
          label: "大一",
        },
        {
          value: 1,
          label: "大二",
        },
        {
          value: 2,
          label: "大三",
        },
        {
          value: 3,
          label: "大四",
        },
      ],
      flag: 0,
      pCid: [],
      draggable: false,
      updateNodes: [],
      maxLevel: 0,
      title: "",
      dialogType: "", //edit,add
      category: {
        name: "",
        parentId: 0,
        level: 0,
        count: null,
        id: null,
        sex: null,
        grade: null,
      },
      dialogVisible: false,
      menus: [],
      expandedKey: [],
      defaultProps: {
        children: "children",
        label: "name",
      },
      data: [
        {
          label: "一级 1",
          children: [
            {
              label: "二级 1-1",
              children: [
                {
                  label: "三级 1-1-1",
                },
              ],
            },
          ],
        },
        {
          label: "一级 2",
          children: [
            {
              label: "二级 2-1",
              children: [
                {
                  label: "三级 2-1-1",
                },
              ],
            },
            {
              label: "二级 2-2",
              children: [
                {
                  label: "三级 2-2-1",
                },
              ],
            },
          ],
        },
        {
          label: "一级 3",
          children: [
            {
              label: "二级 3-1",
              children: [
                {
                  label: "三级 3-1-1",
                },
              ],
            },
            {
              label: "二级 3-2",
              children: [
                {
                  label: "三级 3-2-1",
                },
              ],
            },
          ],
        },
      ],
      // defaultProps: {
      //   children: "children",
      //   label: "label",
      // },

      dataForm: {
        key: "",
      },
      dataList: [],
      pageIndex: 1,
      pageSize: 10,
      totalPage: 0,
      dataListLoading: false,
      dataListSelections: [],
      addOrUpdateVisible: false,
    };
  },
  components: {
    AddOrUpdate,
  },
  activated() {
    // this.dataForm.level=0;
    this.getDataList();
  },
  created() {
    this.getMenus();
  },
  methods: {
    addDormArea() {
      this.dialogType = "add";
      this.title = "新增宿舍区";
      this.dialogVisible = true;
      this.category.parentId = 0;
      this.category.level = 0;
      // alert(this.category.level)
      this.category.id = null;
      this.category.name = "";
      this.category.count = null;
      this.category.sex = 0;
      this.category.grade = 0;
    },
    // 获取宿舍详情
    getDetailHandle(id) {
      this.$router.push({
        name: "dorm-member",
        params: {
          dormId: id,
        },
      });
    },
    getInfo(data) {
      this.dataListLoading = true;
      if (data.level == 0) {
        this.flag = 0;
      }
      if (data.level == 1) {
        this.flag = 1;
      }
      if (data.level == 2) {
        this.flag = 2;
      }

      this.$http({
        url: this.$http.adornUrl(`/sys/dormarea/getInfo/${data.id}`),
        method: "get",
      }).then(({ data }) => {
        console.log(data);
        this.dataList = [];
        if (data && data.code === 0) {
          this.dataList.push(data.data);
        } else {
          this.dataList = [];
          this.totalPage = 0;
        }
        this.dataListLoading = false;
      });

      console.log(data);
    },
    getMenus() {
      this.$http({
        url: this.$http.adornUrl("/sys/dormarea/getCategory"),
        method: "get",
      }).then(({ data }) => {
        console.log("成功获取到菜单数据...", data.data);
        this.menus = data.data;
      });
    },
    batchDelete() {
      let catIds = [];
      let checkedNodes = this.$refs.menuTree.getCheckedNodes();
      console.log("被选中的元素", checkedNodes);
      for (let i = 0; i < checkedNodes.length; i++) {
        catIds.push(checkedNodes[i].catId);
      }
      this.$confirm(`是否批量删除【${catIds}】菜单?`, "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(() => {
          this.$http({
            url: this.$http.adornUrl("/product/category/delete"),
            method: "post",
            data: this.$http.adornData(catIds, false),
          }).then(({ data }) => {
            this.$message({
              message: "菜单批量删除成功",
              type: "success",
            });
            this.getMenus();
          });
        })
        .catch(() => {});
    },
    batchSave() {
      this.$http({
        url: this.$http.adornUrl("/product/category/update/sort"),
        method: "post",
        data: this.$http.adornData(this.updateNodes, false),
      }).then(({ data }) => {
        this.$message({
          message: "菜单顺序等修改成功",
          type: "success",
        });
        //刷新出新的菜单
        this.getMenus();
        //设置需要默认展开的菜单
        this.expandedKey = this.pCid;
        this.updateNodes = [];
        this.maxLevel = 0;
        // this.pCid = 0;
      });
    },
    handleDrop(draggingNode, dropNode, dropType, ev) {
      console.log("handleDrop: ", draggingNode, dropNode, dropType);
      //1、当前节点最新的父节点id
      let pCid = 0;
      let siblings = null;
      if (dropType == "before" || dropType == "after") {
        pCid =
          dropNode.parent.data.catId == undefined
            ? 0
            : dropNode.parent.data.catId;
        siblings = dropNode.parent.childNodes;
      } else {
        pCid = dropNode.data.catId;
        siblings = dropNode.childNodes;
      }
      this.pCid.push(pCid);

      //2、当前拖拽节点的最新顺序，
      for (let i = 0; i < siblings.length; i++) {
        if (siblings[i].data.catId == draggingNode.data.catId) {
          //如果遍历的是当前正在拖拽的节点
          let catLevel = draggingNode.level;
          if (siblings[i].level != draggingNode.level) {
            //当前节点的层级发生变化
            catLevel = siblings[i].level;
            //修改他子节点的层级
            this.updateChildNodeLevel(siblings[i]);
          }
          this.updateNodes.push({
            catId: siblings[i].data.catId,
            sort: i,
            parentCid: pCid,
            catLevel: catLevel,
          });
        } else {
          this.updateNodes.push({ catId: siblings[i].data.catId, sort: i });
        }
      }

      //3、当前拖拽节点的最新层级
      console.log("updateNodes", this.updateNodes);
    },
    updateChildNodeLevel(node) {
      if (node.childNodes.length > 0) {
        for (let i = 0; i < node.childNodes.length; i++) {
          var cNode = node.childNodes[i].data;
          this.updateNodes.push({
            catId: cNode.catId,
            catLevel: node.childNodes[i].level,
          });
          this.updateChildNodeLevel(node.childNodes[i]);
        }
      }
    },
    allowDrop(draggingNode, dropNode, type) {
      //1、被拖动的当前节点以及所在的父节点总层数不能大于3

      //1）、被拖动的当前节点总层数
      console.log("allowDrop:", draggingNode, dropNode, type);
      //
      this.countNodeLevel(draggingNode);
      //当前正在拖动的节点+父节点所在的深度不大于3即可
      let deep = Math.abs(this.maxLevel - draggingNode.level) + 1;
      console.log("深度：", deep);

      //   this.maxLevel
      if (type == "inner") {
        // console.log(
        //   `this.maxLevel：${this.maxLevel}；draggingNode.data.catLevel：${draggingNode.data.catLevel}；dropNode.level：${dropNode.level}`
        // );
        return deep + dropNode.level <= 3;
      } else {
        return deep + dropNode.parent.level <= 3;
      }
    },
    countNodeLevel(node) {
      //找到所有子节点，求出最大深度
      if (node.childNodes != null && node.childNodes.length > 0) {
        for (let i = 0; i < node.childNodes.length; i++) {
          if (node.childNodes[i].level > this.maxLevel) {
            this.maxLevel = node.childNodes[i].level;
          }
          this.countNodeLevel(node.childNodes[i]);
        }
      }
    },
    edit(data) {
      console.log("要修改的数据", data);
      this.dialogType = "edit";
      this.title = "修改分类";
      this.dialogVisible = true;

      //发送请求获取当前节点最新的数据
      this.$http({
        url: this.$http.adornUrl(`/sys/dormarea/info/${data.id}`),
        method: "get",
      }).then(({ data }) => {
        //请求成功
        console.log("要回显的数据", data);
        this.category.parentId = data.data.parentId;
        this.category.level = data.data.level;
        this.category.id = data.data.id;
        this.category.name = data.data.name;
        this.category.count = data.data.count;
        this.category.sex = data.data.sex;
        this.category.grade = data.data.grade;
        /**
         *         parentCid: 0,
        catLevel: 0,
        showStatus: 1,
        sort: 0,
         */
      });
    },
    append(data) {
      console.log("append", data);
      this.dialogType = "add";
      this.title = "添加分类";
      this.dialogVisible = true;
      this.category.parentId = data.id;
      this.category.level = data.level * 1 + 1;
      // alert(this.category.level)
      this.category.id = null;
      this.category.name = "";
      this.category.count = null;
      this.category.sex = 0;
      this.category.grade = 0;
    },

    submitData() {
      if (this.dialogType == "add") {
        this.addCategory();
      }
      if (this.dialogType == "edit") {
        this.editCategory();
      }
    },
    //修改三级分类数据
    editCategory() {
      var { catId, name, icon, productUnit } = this.category;
      this.$http({
        url: this.$http.adornUrl("/sys/dormarea/update"),
        method: "post",
        data: this.$http.adornData({ id, name, count, sex, grade }, false),
      }).then(({ data }) => {
        this.$message({
          message: "菜单修改成功",
          type: "success",
        });
        //关闭对话框
        this.dialogVisible = false;
        //刷新出新的菜单
        this.getMenus();
        //设置需要默认展开的菜单
        this.expandedKey = [this.category.parentId];
      });
    },
    //添加三级分类
    addCategory() {
      console.log("提交的三级分类数据", this.category);
      this.$http({
        url: this.$http.adornUrl("/sys/dormarea/save"),
        method: "post",
        data: this.$http.adornData(this.category, false),
      }).then(({ data }) => {
        this.$message({
          message: "菜单保存成功",
          type: "success",
        });
        //关闭对话框
        this.dialogVisible = false;
        //刷新出新的菜单
        this.getMenus();
        //设置需要默认展开的菜单
        this.expandedKey = [this.category.parentId];
      });
    },

    remove(node, data) {
      var ids = [data.id];
      this.$confirm(`是否删除【${data.name}】菜单?`, "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(() => {
          this.$http({
            url: this.$http.adornUrl("/sys/dormarea/delete"),
            method: "post",
            data: this.$http.adornData(ids, false),
          }).then(({ data }) => {
            this.$message({
              message: "菜单删除成功",
              type: "success",
            });
            //刷新出新的菜单
            this.getMenus();
            //设置需要默认展开的菜单
            this.expandedKey = [node.parent.data.id];
          });
        })
        .catch(() => {});

      console.log("remove", node, data);
    },

    // 获取数据列表
    getDataList() {
      this.dataListLoading = true;
      this.$http({
        url: this.$http.adornUrl("/sys/dormarea/list"),
        method: "get",
        params: this.$http.adornParams({
          page: this.pageIndex,
          limit: this.pageSize,
          // key: this.dataForm.key,
          level: 0,
        }),
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.dataList = data.page.list;
          this.totalPage = data.page.totalCount;
        } else {
          this.dataList = [];
          this.totalPage = 0;
        }
        this.dataListLoading = false;
      });
    },
    // 每页数
    sizeChangeHandle(val) {
      this.pageSize = val;
      this.pageIndex = 1;
      this.getDataList();
    },
    // 当前页
    currentChangeHandle(val) {
      this.pageIndex = val;
      this.getDataList();
    },
    // 多选
    selectionChangeHandle(val) {
      this.dataListSelections = val;
    },
    // 新增 / 修改
    addOrUpdateHandle(id) {
      this.addOrUpdateVisible = true;
      this.$nextTick(() => {
        this.$refs.addOrUpdate.init(id);
      });
    },
    // 删除
    deleteHandle(id) {
      var ids = id
        ? [id]
        : this.dataListSelections.map((item) => {
            return item.id;
          });
      this.$confirm(
        `确定对[id=${ids.join(",")}]进行[${id ? "删除" : "批量删除"}]操作?`,
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).then(() => {
        this.$http({
          url: this.$http.adornUrl("/sys/dormarea/delete"),
          method: "post",
          data: this.$http.adornData(ids, false),
        }).then(({ data }) => {
          if (data && data.code === 0) {
            this.$message({
              message: "操作成功",
              type: "success",
              duration: 1500,
              onClose: () => {
                this.getDataList();
              },
            });
          } else {
            this.$message.error(data.msg);
          }
        });
      });
    },
  },
};
</script>
<style scoped>
.el-row {
  margin-bottom: 20px;
  &:last-child {
    margin-bottom: 0;
  }
}
.el-col {
  border-radius: 4px;
}
.bg-purple-dark {
  background: #99a9bf;
}
.bg-purple {
  background: #d3dce6;
}
.bg-purple-light {
  background: #e5e9f2;
}
.grid-content {
  border-radius: 4px;
  min-height: 36px;
}
.row-bg {
  padding: 10px 0;
  background-color: #f9fafc;
}

/* span {
  font-size: 30px;
} */
</style>
